/Engine/Source/Editor/UnrealEd/Public/FbxImporter.h
Create and link texture to the right material parameter value
bool
bool LinkMaterialProperty ( const FbxSurfaceMaterial & FbxMaterial, [UMaterialInstanceConstant](API\Runtime\Engine\Materials\UMaterialInstanceConstant) * UnrealMaterial, const char * MaterialProperty, [FName](API\Runtime\Core\UObject\FName) ParameterValue, bool bSetupAsNormalMap )